000 | 00296pam a2200109a 44500 | ||
---|---|---|---|
082 |
_aIC-7728 _b- |
||
100 | _aH. A. Watson | ||
245 | 1 | _aEquipment for analyzing mine atmospheres with special reference to haldane type apparatus | |
260 |
_a _b _c |
||
700 | _aL. B. Berger | ||
997 | _aTR5325 C | ||
999 |
_c405425 _d405425 |